Home / 157,242.04-217,206.30-125,632.60

Finding the Fourth Proportional to 157,242.04, 217,206.30 and 125,632.60

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Solution

The fourth proportional to 157,242.04, 217,206.30 and 125,632.60 is: 173,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,242.04 : 217,206.30 = 125,632.60 : x
  2. Step 2: Convert to fraction form
    157,242.04/217,206.30 = 125,632.60/x
  3. Step 3: Cross multiply
    157,242.04x = 217,206.30 × 125,632.60
  4. Step 4: Simplify right side
    157,242.04x = 27,288,192,205.38
  5. Step 5: Solve for x
    x = 27,288,192,205.38/157,242.04
  6. Step 6: Final answer
    x = 173,542.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.